Charles has been promoted to general sales and marketing manager.查尔斯被提升为市场营销总经理。The emperor promoted the general and lavished him with gifts.皇帝擢升了将军并赏给他丰厚的礼物。I was promoted to editor and then editorial director.我先是被提升为编辑...
Isopentyl lactate was synthesis from acid and isopentyl alcohol in the presence of ferric chloride hexahydrate.在六水三氯化铁存在下可以由乳酸和异戊醇合成乳酸异戊酯.Ferric Chloride alone gives polymer with benzene.三氧化铁可单独催化苯的聚合.The ferric acetylac...